Responsify WP

Responsify WP is the WordPress plugin that cares about responsive images.

Features

• Use img with srcset/sizes attributes.
• …or the picture element.
• Works with or without Picturefill.
• Supports high resolution images (retina).
• Custom media queries.
• Handpick which image sizes to use.
• Responsive background images.

Demo

Responsify WP finds featured images and all images inside the content and makes them responsive.
For example, you might have a template that looks like this:

<article>
    <h1><?php the_title();?></h1>
    <?php the_content();?>
</article>

That will output something like this:

<article>
    <h1>Hello world</h1>
    <p>Lorem ipsum dolor sit amet...</p>
    <img src="large.jpg" alt="Image description">…